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ScrollViewer

Summary

Represents a scrollable area that can contain other visible elements.

Signature

1
public class ScrollViewer : Control

Namespace

cAlgo.API

Properties

Name Description
HorizontalScrollBarVisibility { get; set; } Defines the horizontal scroll bar visibility.
VerticalScrollBarVisibility { get; set; } Defines the vertical scroll bar visibility.
Content { get; set; } Gets or sets the content.

Examples

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 using cAlgo.API;
 namespace cAlgo
 {
     // This sample indicator shows how to create a scrollable chart controls container via ScrollViewer control
     [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
     public class ScrollViewerSample : Indicator
     {
         protected override void Initialize()
         {
             var scrollViewer = new ScrollViewer
             {
                 HorizontalAlignment = HorizontalAlignment.Center,
                 VerticalAlignment = VerticalAlignment.Center,
                 BackgroundColor = Color.Gold,
                 Opacity = 0.7,
                 HorizontalScrollBarVisibility = ScrollBarVisibility.Auto,
                 VerticalScrollBarVisibility = ScrollBarVisibility.Visible,
                 Height = 100
             };
             var grid = new Grid(10, 2)
             {
                 BackgroundColor = Color.Gold,
                 HorizontalAlignment = HorizontalAlignment.Center,
                 VerticalAlignment = VerticalAlignment.Center,
             };
             scrollViewer.Content = grid;
             for (int iRow = 0; iRow < 10; iRow++)
             {
                 grid.AddChild(new TextBlock
                 {
                     Text = "Text",
                     Margin = 5,
                     ForegroundColor = Color.Black,
                     FontWeight = FontWeight.ExtraBold
                 }, iRow, 0);
                 grid.AddChild(new Button
                 {
                     Text = "Button",
                     Margin = 5,
                     ForegroundColor = Color.Black,
                     FontWeight = FontWeight.ExtraBold
                 }, iRow, 1);
             }
             Chart.AddControl(scrollViewer);
         }
         public override void Calculate(int index)
         {
         }
     }
 }

Last update: July 1, 2022

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